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Johnstone Strait

Forecast

Marine Forecast

Issued 09:30 PM PDT 01 July 2025

Tonight and Wednesday.

Strong wind warning in effect.

Wind northwest 25 to 30 knots diminishing to northwest 10 to 20 after midnight then becoming northwest 15 to 25 early Wednesday afternoon.

Scattered showers overnight and Wednesday morning.

Extended Forecast

Issued 04:00 PM PDT 01 July 2025
Thursday Wind northwest 10 to 20 knots increasing to northwest 20 to 30 in the afternoon.
Friday Wind northwest 10 to 15 knots increasing to northwest 15 to 25 late in the day.
Saturday Wind northwest 10 to 20 knots.

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Weather Conditions

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Map of Pacific - Georgia Basin marine weather areas West Vancouver Discovery Island English Bay – 46304 Georgia Strait - 46303 Sentry Shoal - 46131 Halibut Bank - 46146 La Perouse Bank - 46206 Howe Sound - Pam Rocks Comox Airport Entrance Island Tsawwassen Ferry Terminal Sand Heads Lightstation Point Atkinson Squamish Airport Sechelt Powell River Airport Campbell River Airport Grief Point Tofino Airport Port Alberni Estevan Point Sisters Islets Nanaimo Airport Fanny Island Race Rocks Lightstation Vancouver Harbour Esquimalt Harbour Kelp Reefs Malahat Saturna Island Vancouver Int'l Airport Sheringham Point University of Victoria Victoria Gonzales Victoria Int'l Airport Ballenas Islands
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Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Strong wind warning in effect

Johnstone Strait

Issued 9:30 PM PDT 01 July 2025

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 9:30 PM PDT 1 July 2025 Tonight and Wednesday At 9:30 p.m. PDT tonight ridge located west of the offshore waters.
By 4:00 p.m. PDT Wednesday ridge located on a line north-south
over Bowie.

Marine Weather Statement

Issued 9:15 PM PDT 1 July 2025 A ridge of high pressure to the west of Vancouver Island is
generating gale force westerly winds through Juan de Fuca Strait.
These winds will ease near midnight and then redevelop late Wednesday
afternoon.

Pacific - Georgia Basin Area

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